-1

application/api/controller/Coupon.php

@@ -92,8 +92,14 @@ class Coupon extends Basic{
             $data[$k]['status'] = $v['status'];
             $activity_data = $this->m_activity->getFind($field_activity, ['id'=>$v['activity_id']]);
             $create_time = strtotime($v['create_time']);
+
+            if ($activity_data['use_period'] != -1) {
                 $validity = $create_time + $activity_data['use_period'] * 86400;
                 $data[$k]['validity'] = date('Y.m.d', $create_time).'-'.date('Y.m.d', $validity);
+            } else {
+                $data[$k]['validity'] = '不限';
+            }
+
             $data[$k]['money'] = $activity_data['money'];
             $data[$k]['title'] = $activity_data['title'];
             $data[$k]['activity_rule'] = $activity_data['activity_rule'];